package com.alinesno.cloud.common.core.datasource;

//import java.io.IOException;
//import java.util.HashMap;
//import java.util.Map;
//
//import javax.servlet.Filter;
//import javax.servlet.FilterChain;
//import javax.servlet.FilterConfig;
//import javax.servlet.ServletException;
//import javax.servlet.ServletRequest;
//import javax.servlet.ServletResponse;
//
//import org.springframework.boot.autoconfigure.AutoConfigureAfter;
//import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
//import org.springframework.boot.autoconfigure.condition.ConditionalOnWebApplication;
//import org.springframework.boot.web.servlet.FilterRegistrationBean;
//import org.springframework.boot.web.servlet.ServletRegistrationBean;
//import org.springframework.context.annotation.Bean;
//import org.springframework.context.annotation.Configuration;
//
//import com.alibaba.druid.spring.boot.autoconfigure.DruidDataSourceAutoConfigure;
//import com.alibaba.druid.spring.boot.autoconfigure.properties.DruidStatProperties;
//import com.alibaba.druid.support.http.StatViewServlet;
//import com.alibaba.druid.support.http.WebStatFilter;
//import com.alibaba.druid.util.Utils;
//
///**
// * 数据库源页面监控配置，同时去掉广告
// * @author WeiXiaoJin
// * @since 2019年10月20日 上午9:18:29
// */
//@Configuration
//@ConditionalOnWebApplication
//@AutoConfigureAfter(DruidDataSourceAutoConfigure.class)
//@ConditionalOnProperty(name = "spring.datasource.druid.stat-view-servlet.enabled", havingValue = "true", matchIfMissing = true)
//public class DruidWebMonitorConfig {
//
//	@Bean
//	public ServletRegistrationBean<StatViewServlet> druidServlet() {
//		ServletRegistrationBean<StatViewServlet> reg = new ServletRegistrationBean<StatViewServlet>();
//		reg.setServlet(new StatViewServlet());
//		reg.addUrlMappings("/druid/*");
//		// 设置控制台管理用户
//		reg.addInitParameter("loginUsername", "admin");
//		reg.addInitParameter("loginPassword", "admin");
//		// 禁用HTML页面上的“Reset All”功能
//		reg.addInitParameter("resetEnable", "false");
//		// reg.addInitParameter("allow", "127.0.0.1"); //白名单
//		return reg;
//	}
//
//	@Bean
//	public FilterRegistrationBean<WebStatFilter> filterRegistrationBean() {
//		// 创建过滤器
//		FilterRegistrationBean<WebStatFilter> filterRegistrationBean = new FilterRegistrationBean<WebStatFilter>();
//		filterRegistrationBean.setFilter(new WebStatFilter());
//		Map<String, String> initParams = new HashMap<String, String>();
//		// 忽略过滤的形式
//		initParams.put("exclusions", "*.js,*.gif,*.jpg,*.bmp,*.png,*.css,*.ico,/druid/*");
//		filterRegistrationBean.setInitParameters(initParams);
//		// 设置过滤器过滤路径
//		filterRegistrationBean.addUrlPatterns("/*");
//		return filterRegistrationBean;
//	}
//
//	/**
//	 * @Title: removeDruidAdFilterRegistrationBean @Description:
//	 *         除去页面底部的广告 @param: @param properties @param: @return @return:
//	 *         FilterRegistrationBean @throws
//	 */
//	@Bean
//	public FilterRegistrationBean<Filter> removeDruidAdFilterRegistrationBean(DruidStatProperties properties) {
//		/**
//		 * 获取监控页面参数
//		 */
//		DruidStatProperties.StatViewServlet druidConfig = properties.getStatViewServlet();
//		/**
//		 * 获取common.js位置
//		 */
//		String pattern = druidConfig.getUrlPattern() != null ? druidConfig.getUrlPattern() : "/druid/*";
//		String commonJsPattern = pattern.replaceAll("\\*", "js/common.js");
//		final String filePath = "support/http/resources/js/common.js";
//		/**
//		 * 利用Filter进行过滤
//		 */
//		Filter filter = new Filter() {
//			@Override
//			public void init(FilterConfig filterConfig) throws ServletException {
//			}
//
//			@Override
//			public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
//					throws IOException, ServletException {
//				chain.doFilter(request, response);
//				response.resetBuffer();
//				/**
//				 * 获取common文件内容
//				 */
//				String text = Utils.readFromResource(filePath);
//				/**
//				 * 利用正则表达式删除<footer class="footer">中的<a>标签
//				 */
//				text = text.replaceAll("<a.*?banner\"></a><br/>", "");
//				text = text.replaceAll("powered.*?shrek.wang</a>", "");
//				response.getWriter().write(text);
//			}
//
//			@Override
//			public void destroy() {
//			}
//		};
//		FilterRegistrationBean<Filter> registrationBean = new FilterRegistrationBean<Filter>();
//		registrationBean.setFilter(filter);
//		registrationBean.addUrlPatterns(commonJsPattern);
//		return registrationBean;
//	}
//}